# Hustly vs フォーカスフロー

The clearest difference is in-app purchases: フォーカスフロー at none against Hustly's 4. Hustly's advantage is ads (none vs shown) and update cadence (every 9 days vs every 4 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Hustly sells 4 in-app purchases, starting at $3.99 per month. フォーカスフロー asks for nothing beyond the download.

Hustly ships an update every 9 days, フォーカスフロー every 4 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Hustly | フォーカスフロー |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (71 ratings)](https://appshunter.io/ios/app/hustly-focus-timer/id6758303198/reviews)** | — |
| Number of ratings | **71** | — |
| Positive reviews | 43.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 4 weeks |
| Monetization | Subscription | — |
| Size | 18 MB | 105 MB |
| Requires iOS | 17 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aurelien Moretto](https://appshunter.io/developer/1872083471) | [keitaro nishimura](https://appshunter.io/developer/6780888975) |

## What reviewers say

### Hustly

[App page](https://appshunter.io/ios/app/hustly-focus-timer/id6758303198)

This app generates real-time binaural frequencies to enhance concentration for intellectual work and study. It offers customizable focus blocks, detailed frequency exploration, and smart onboarding tailored to your goals. Track your progress with comprehensive statistics and enjoy a distraction-free, offline experience.

**Highlights:** Real-time binaural frequency generation, Customizable focus blocks, Frequency exploration and benefits, Smart onboarding based on user profile, Detailed tracking and statistics, Offline functionality, iOS Control Center integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hustly - Monthly | $3.99 | per month |
| Hustly - Yearly | $17.99 | per year |
| Hustly - Lifetime | $22.99 | one-time |
| Hustly - Lifetime | $29.99 | one-time |


### フォーカスフロー

[App page](https://appshunter.io/ios/app/id6791613876)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Hustly free?

Hustly is free to download, with in-app purchases available.

### Is フォーカスフロー free?

フォーカスフロー is free to download, with no in-app purchases.

### Do Hustly or フォーカスフロー have ads?

フォーカスフロー shows ads; Hustly does not.

### Which is updated more often, Hustly or フォーカスフロー?

Hustly ships an update every 9 days, and フォーカスフロー every 4 weeks. Most recently, Hustly was updated on November 5, 2026 and フォーカスフロー on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*